Luteti

Luteti (Lu)

element with the atomic number of 71
Atomic Number71
Atomic Weight174.9668
mass number175
Group
Period6
Blockf
protoni71 p+
nyutroni104 n0
elektroni71 e-
Animated Bohr model of Lu (Luteti)

Physical Property

Atomic Radius
175 pm
molar volume
Covalent Radius
162 pm
Metallic Radius
ionic radius
86.1 pm
Crystal Radius
100.1 pm
Van der Waals radius
224 pm
msongamano
9.84 g/cm³
Atomic Radii Of The Elements: Luteti0102030405060708090100110120130140150160170180190200210220230pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

nishati
proton affinity
992 kJ/mol
electron affinity
ionization energy
5.425871 eV/particle
ionization energy of Lu (Luteti)
enthalpy of vaporization
414 kJ/mol
enthalpy of fusion
standard enthalpy of formation
427.6 kJ/mol
elektroni
Mzingo elektroni2, 8, 18, 32, 9, 2
Bohr model: Lu (Luteti)
valence electron2
Lewis structure: Lu (Luteti)
electron configuration[Xe] 4f14 5d1 6s2
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 4f14 5d1 6s2
Enhanced Bohr model of Lu (Luteti)
Orbital Diagram of Lu (Luteti)
oxidation number0, 2, 3
electronegativity
1
Electrophilicity Index
0.817098693336918 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
3,675.15 K
Melting Point
1,936.15 K
critical pressure
critical temperature
Kiwango utatu
appearance
Rangi
Silver
appearancesilvery white
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion
0.00001 1/K
molar heat capacity
26.86 J/(mol K)
Specific Heat Capacity
0.154 J/(g⋅K)
heat capacity ratio
electrical properties
typeConductor
electrical conductivity
1.8 MS/m
electrical resistivity
0.00000057 m Ω
superconductivity
0.1 K
Uga sumaku
typeparamagnetic
magnetic susceptibility (Mass)
0.0000000012 m³/Kg
magnetic susceptibility (Molar)
0.00000000021 m³/mol
magnetic susceptibility (Volume)
0.0000118
magnetic ordering
Curie temperature
Néel temperature
structure
Crystal StructureSimple Hexagonal (HEX)
lattice constant
3.51 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
bulk modulus
48 GPa
shear modulus
27 GPa
Young's modulus
69 GPa
Poisson's ratio
0.26
speed of sound
classification
CategoryLanthanides, Transition metals
CAS Group
IUPAC Group
Glawe Number19
Mendeleev Number41
Pettifor Number21
Geochemical Classrare earth & related
Goldschmidt classificationlitophile

other

Gas Basicity
970.6 kJ/mol
polarizability
137 ± 7 a₀
C6 Dispersion Coefficient
allotrope
Neutron cross section
85
Neutron Mass Absorption
0.022
quantum number2D3/2
space group194 (P63/mmc)

Isotopes of Lutetium

Stable Isotopes1
Unstable Isotopes38
Natural Isotopes2
Isotopic Composition17597.40%17597.40%1762.60%1762.60%

150Lu

mass number150
neutron number79
relative atomic mass
149.973407 ± 0.000322 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
45 ± 3 ms
spin5
nuclear quadrupole moment
Uvumbuzi1993
parity-

hali ya kuozaintensity
p (proton emission)100%
β+ (β+ decay; β+ = ϵ + e+)

151Lu

mass number151
neutron number80
relative atomic mass
150.967471 ± 0.000322 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
78.4 ± 0.9 ms
spin11/2
nuclear quadrupole moment
Uvumbuzi1982
parity-

hali ya kuozaintensity
p (proton emission)
β+ (β+ decay; β+ = ϵ + e+)

152Lu

mass number152
neutron number81
relative atomic mass
151.96412 ± 0.00021 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
650 ± 70 ms
spin4
nuclear quadrupole moment
Uvumbuzi1987
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)15%

153Lu

mass number153
neutron number82
relative atomic mass
152.958802248 ± 0.00016105 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
900 ± 200 ms
spin11/2
nuclear quadrupole moment
Uvumbuzi1989
parity-

hali ya kuozaintensity
α (α emission)
β+ (β+ decay; β+ = ϵ + e+)
p (proton emission)0%

154Lu

mass number154
neutron number83
relative atomic mass
153.957416 ± 0.000216 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin2
nuclear quadrupole moment
Uvumbuzi1981
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)

155Lu

mass number155
neutron number84
relative atomic mass
154.954326005 ± 0.00002066 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
68 ± 2 ms
spin11/2
nuclear quadrupole moment
Uvumbuzi1965
parity-

hali ya kuozaintensity
α (α emission)90%
β+ (β+ decay; β+ = ϵ + e+)10%

156Lu

mass number156
neutron number85
relative atomic mass
155.953086606 ± 0.000058102 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
494 ± 12 ms
spin2
nuclear quadrupole moment
Uvumbuzi1965
parity

hali ya kuozaintensity
α (α emission)100%
β+ (β+ decay; β+ = ϵ + e+)

157Lu

mass number157
neutron number86
relative atomic mass
156.950144807 ± 0.000012961 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
7.7 ± 2 s
spin1/2
nuclear quadrupole moment
0
Uvumbuzi1977
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)
α (α emission)

158Lu

mass number158
neutron number87
relative atomic mass
157.94931562 ± 0.000016236 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
10.6 ± 0.3 s
spin2
nuclear quadrupole moment
Uvumbuzi1979
parity

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)99.09%
α (α emission)0.91%

159Lu

mass number159
neutron number88
relative atomic mass
158.946635615 ± 0.000040433 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
12.1 ± 1 s
spin1/2
nuclear quadrupole moment
0
Uvumbuzi1980
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)

160Lu

mass number160
neutron number89
relative atomic mass
159.946033 ± 0.000061 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
36.1 ± 0.3 s
spin2
nuclear quadrupole moment
Uvumbuzi1979
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)

161Lu

mass number161
neutron number90
relative atomic mass
160.943572 ± 0.00003 Da
g-factor
0.444 ± 0.006
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
77 ± 2 s
spin1/2
nuclear quadrupole moment
0
Uvumbuzi1973
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

162Lu

mass number162
neutron number91
relative atomic mass
161.943282776 ± 0.000080554 Da
g-factor
0.0551 ± 0.0011
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
1.37 ± 0.02 m
spin1
nuclear quadrupole moment
0.519 ± 0.008
Uvumbuzi1978
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

163Lu

mass number163
neutron number92
relative atomic mass
162.941179 ± 0.00003 Da
g-factor
0.1534 ± 0.002
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
3.97 ± 0.13 m
spin1/2
nuclear quadrupole moment
0
Uvumbuzi1979
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

164Lu

mass number164
neutron number93
relative atomic mass
163.941339 ± 0.00003 Da
g-factor
0.0589 ± 0.0011
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
3.14 ± 0.03 m
spin1
nuclear quadrupole moment
0.608 ± 0.007
Uvumbuzi1977
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

165Lu

mass number165
neutron number94
relative atomic mass
164.939406758 ± 0.00002849 Da
g-factor
-0.0488 ± 0.0006
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
10.74 ± 0.1 m
spin1/2
nuclear quadrupole moment
0
Uvumbuzi1973
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

166Lu

mass number166
neutron number95
relative atomic mass
165.939859 ± 0.000032 Da
g-factor
0.48383333333333 ± 0.002
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
2.65 ± 0.1 m
spin6
nuclear quadrupole moment
4.33 ± 0.04
Uvumbuzi1969
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

167Lu

mass number167
neutron number96
relative atomic mass
166.938243 ± 0.00004 Da
g-factor
0.66228571428571 ± 0.0011428571428571
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
51.5 ± 1 m
spin7/2
nuclear quadrupole moment
3.28 ± 0.02
Uvumbuzi1958
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

168Lu

mass number168
neutron number97
relative atomic mass
167.938729798 ± 0.000040766 Da
g-factor
0.50116666666667 ± 0.0041666666666667
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
5.5 ± 0.1 m
spin6
nuclear quadrupole moment
4.77 ± 0.06
Uvumbuzi1960
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

169Lu

mass number169
neutron number98
relative atomic mass
168.937645845 ± 0.000003226 Da
g-factor
0.65371428571429 ± 0.0011428571428571
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
34.06 ± 0.05 h
spin7/2
nuclear quadrupole moment
3.48 ± 0.03
Uvumbuzi1955
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

170Lu

mass number170
neutron number99
relative atomic mass
169.93847923 ± 0.000018081 Da
g-factor
0
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
2.012 ± 0.03 d
spin0
nuclear quadrupole moment
0
Uvumbuzi1951
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

171Lu

mass number171
neutron number100
relative atomic mass
170.937918591 ± 0.000001999 Da
g-factor
0.65314285714286 ± 0.0011428571428571
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
8.247 ± 0.023 d
spin7/2
nuclear quadrupole moment
3.53 ± 0.03
Uvumbuzi1951
parity+

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

172Lu

mass number172
neutron number101
relative atomic mass
171.93909132 ± 0.000002507 Da
g-factor
0.72275 ± 0.0025
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
6.7 ± 0.03 d
spin4
nuclear quadrupole moment
3.8 ± 0.04
Uvumbuzi1951
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

173Lu

mass number173
neutron number102
relative atomic mass
172.938935722 ± 0.000001682 Da
g-factor
0.64942857142857 ± 0.00057142857142857
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
1.37 ± 0.01 y
spin7/2
nuclear quadrupole moment
3.53 ± 0.02
Uvumbuzi1951
parity+

hali ya kuozaintensity
ϵ (electron capture)100%

174Lu

mass number174
neutron number103
relative atomic mass
173.94034284 ± 0.000001682 Da
g-factor
1.982 ± 0.005
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
3.31 ± 0.05 y
spin1
nuclear quadrupole moment
0.773 ± 0.007
Uvumbuzi1951
parity-

hali ya kuozaintensity
β+ (β+ decay; β+ = ϵ + e+)100%

175Lu

mass number175
neutron number104
relative atomic mass
174.940777211 ± 0.000001295 Da
g-factor
0.63591428571429 ± 0.00054285714285714
natural abundance
97.401 ± 0.013
Unururifustable isotope
NusumaishaNot Radioactive ☢️
spin7/2
nuclear quadrupole moment
3.49 ± 0.02
Uvumbuzi1934
parity+

176Lu

mass number176
neutron number105
relative atomic mass
175.942691711 ± 0.000001301 Da
g-factor
0.45142857142857 ± 0.00071428571428571
natural abundance
2.599 ± 0.013
Unururifu☢️ radioactive element
Nusumaisha
37.01 ± 0.17 Gy
spin7
nuclear quadrupole moment
Uvumbuzi1935
parity-

hali ya kuozaintensity
β (β decay)100%
β+ (β+ decay; β+ = ϵ + e+)0.45%

177Lu

mass number177
neutron number106
relative atomic mass
176.94376357 ± 0.00000131 Da
g-factor
0.63757142857143 ± 0.0004
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
6.6443 ± 0.0009 d
spin7/2
nuclear quadrupole moment
3.39 ± 0.03
Uvumbuzi1945
parity+

hali ya kuozaintensity
β (β decay)100%

178Lu

mass number178
neutron number107
relative atomic mass
177.945960065 ± 0.000002416 Da
g-factor
-1.373 ± 0.009
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
28.4 ± 0.2 m
spin1
nuclear quadrupole moment
0.708 ± 0.01
Uvumbuzi1957
parity+

hali ya kuozaintensity
β (β decay)100%

179Lu

mass number179
neutron number108
relative atomic mass
178.947332985 ± 0.000005528 Da
g-factor
0.67657142857143 ± 0.0034285714285714
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
4.59 ± 0.06 h
spin7/2
nuclear quadrupole moment
3.32 ± 0.03
Uvumbuzi1961
parity+

hali ya kuozaintensity
β (β decay)100%

180Lu

mass number180
neutron number109
relative atomic mass
179.949890744 ± 0.000075926 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
5.7 ± 0.1 m
spin5
nuclear quadrupole moment
Uvumbuzi1971
parity+

hali ya kuozaintensity
β (β decay)100%

181Lu

mass number181
neutron number110
relative atomic mass
180.951908 ± 0.000135 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
3.5 ± 0.3 m
spin7/2
nuclear quadrupole moment
Uvumbuzi1982
parity+

hali ya kuozaintensity
β (β decay)100%

182Lu

mass number182
neutron number111
relative atomic mass
181.955158 ± 0.000215 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
2 ± 0.2 m
spin1
nuclear quadrupole moment
Uvumbuzi1982
parity-

hali ya kuozaintensity
β (β decay)100%

183Lu

mass number183
neutron number112
relative atomic mass
182.957363 ± 0.000086 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
58 ± 4 s
spin7/2
nuclear quadrupole moment
Uvumbuzi1983
parity+

hali ya kuozaintensity
β (β decay)100%

184Lu

mass number184
neutron number113
relative atomic mass
183.96103 ± 0.000215 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
20 ± 3 s
spin3
nuclear quadrupole moment
Uvumbuzi1989
parity+

hali ya kuozaintensity
β (β decay)100%

185Lu

mass number185
neutron number114
relative atomic mass
184.963542 ± 0.000322 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin7/2
nuclear quadrupole moment
Uvumbuzi2009
parity+

hali ya kuozaintensity
β (β decay)

186Lu

mass number186
neutron number115
relative atomic mass
185.96745 ± 0.000429 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin
nuclear quadrupole moment
Uvumbuzi2012
parity

hali ya kuozaintensity
β (β decay)
β n (β-delayed neutron emission)

187Lu

mass number187
neutron number116
relative atomic mass
186.970188 ± 0.000429 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin7/2
nuclear quadrupole moment
Uvumbuzi2012
parity+

hali ya kuozaintensity
β (β decay)

188Lu

mass number188
neutron number117
relative atomic mass
187.974428 ± 0.000429 Da
g-factor
natural abundance
Unururifu☢️ radioactive element
Nusumaisha
spin
nuclear quadrupole moment
Uvumbuzi2012
parity

hali ya kuozaintensity
β (β decay)
β n (β-delayed neutron emission)
Lutetium sublimed dendritic and 1cm3 cube

historia

mgunduzi au mvumbuziGeorges Urbain
location of discoveryFrance
Uvumbuzi1907
EtimolojiaNamed for the ancient name of Paris, Lutecia.
pronunciationloo-TEE-shi-em (Kiingereza)

source

Abundance
Abundance in Earth's crust
0.8 mg/kg
natural abundance (Bahari)
0.00000015 mg/L
natural abundance (Mwili)
natural abundance (Kimondo)
0.0000029 %
natural abundance (Jua)
0.0000001 %
Abundance in Universe
0.00000001 %

Nuclear Screening Constants

1s1.3805
2p4.389
2s18.5502
3d13.5812
3p20.8337
3s21.4655
4d35.7108
4f40.0688
4p33.8096
4s32.7308
5d50.887
5p52.32
5s50.045
6s62.1956